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SubjectRe: [Xen-devel][PATCH 1/2] xen/gntdev: Do not destroy context while dma-bufs are in use
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On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
>
> /* DMA buffer export support. */
> @@ -311,6 +317,7 @@ static void dmabuf_exp_release(struct kref *kref)
>
> dmabuf_exp_wait_obj_signal(gntdev_dmabuf->priv, gntdev_dmabuf);
> list_del(&gntdev_dmabuf->next);
> + fput(gntdev_dmabuf->priv->filp);
> kfree(gntdev_dmabuf);
> }
>
> @@ -423,6 +430,7 @@ static int dmabuf_exp_from_pages(struct gntdev_dmabuf_export_args *args)
> mutex_lock(&args->dmabuf_priv->lock);
> list_add(&gntdev_dmabuf->next, &args->dmabuf_priv->exp_list);
> mutex_unlock(&args->dmabuf_priv->lock);
> + get_file(gntdev_dmabuf->priv->filp);

Not fget()?

-boris


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